Finding the Fourth Proportional to 546, 819 and 517.92
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Solution
The fourth proportional to 546, 819 and 517.92 is: 776.88
Step by Step Solution
- Step 1: Write the proportion equation
546 : 819 = 517.92 : x - Step 2: Convert to fraction form
546/819 = 517.92/x - Step 3: Cross multiply
546x = 819 × 517.92 - Step 4: Simplify right side
546x = 424,176.48 - Step 5: Solve for x
x = 424,176.48/546 - Step 6: Final answer
x = 776.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.